Boulder County property record for 866 Paragon Dr, Boulder, CO 80303
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.5 ba · 4,330 sqft · built 1990 |
| Lot Size | 1.65 acres (72,273 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $913,600 (Dec 2008) |
| Tax Bill | $17,780 (2025) |
| Deeds & Mortgages | Jun 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 1577-12-3-12-001 |
| Primary APN | 1577-12-3-12-001 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 4,330 sqft Living Area |
| Gross Area | 5,229 sqft |
| 1st Floor Area | 3,796 sqft |
| Basement Area | 797 sqft |
| Finished Basement | 534 sqft |
| Unfinished Basement | 263 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 2005 |
| Architectural Style | Ranch |
| Exterior Material | Combination |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Other |
| Lot Area | 72,273 sqft |
| Garage Type | Attached |
| Garage Area | 636 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 154 sqft |
| Patio Area | 475 sqft |
| Heating System | Radiant |
|---|
| Account Number | R0504883 |
|---|---|
| Street Address | 866 PARAGON DR |
| City | BOULDER |
| State | CO |
| Zip | 80303-5015 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 4B PARAGON ESTATES 1 RPLT B |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 12 |
| Legal Subdivision | PARAGON ESTATES REP B 1ST ADDN |
| Legal Block | 3 |
| Legal Lot Number | 4B |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3058 |
| Census Tract | 12710 |
866 Paragon Dr is held in a trust since May 2019.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 482 MARINE ST, BOULDER, CO 80302-5831 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 17, 2008 · Amount on File |
| Deed Sale | Dec 17, 2008 · Amount on File |
| Deed Document Number | 20082969327 |
| Last Transfer Date | May 30, 2019 |
| Transfer Doc | 0003721267 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jun 28, 2019 |
| Property Address | 866 PARAGON DR, BOULDER, CO 80303-5015 |
| Document Number | 0003721267 |
| Instrument Date | May 30, 2019 |
| Instrument | 3721267 |
| Transaction Type | Transfer |
| Record Updated | Jul 9, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 866 PARAGON DR BOULDER CO 803035015, BOULDER, CO 80303-5015 |
The 2025 property tax bill for 866 Paragon Dr was $17,780, up 204.7% from the year before.
Source: Boulder County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $220,973 (+24.68%) Land $63,356 Building $157,617 | $3,319,600 (+17.06%) Land $1,001,700 Building $2,317,900 | |
| 2025 | $17,780.00 (+204.71%) | $177,234 Land $67,706 Building $109,528 | $2,835,750 Land $1,083,300 Building $1,752,450 |
| 2024 | $5,835.00 (+1.55%) | ||
| 2023 | $5,746.00 (-60.2%) | $66,424 (-54.96%) Land $49,071 Building $17,353 | $991,400 (-53.28%) Land $732,400 Building $259,000 |
| 2022 | $14,436.00 | $147,465 Land $38,649 Building $108,816 | $2,121,800 Land $556,100 Building $1,565,700 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 866 Paragon Dr in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1983.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 4 (1983–2016) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | May 2016 · other causes |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 866 Paragon Dr is moderate, ranking above 68% of the US, with a 0.4% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 68% of the US · above 61% of Colorado |
|---|---|
| Wildfire Likelihood | 0.4% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | EAST BOULDER COUNTY WD serves 300 people · EPA ID CO0107236 |
|---|---|
| Water Source | Purchased surface water from CITY OF LAFAYETTE |
| Last State Inspection | May 2025 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 4 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 66 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
May also be available: CenturyLink, T-Mobile.
5G (outdoors only) and 4G LTE
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